title: 2-Chloro-1-(2,4,4-trimethyl-2,3,4,5-tetra-hydro-1H-1,5-benzodiazepin-1-yl)ethanone.
abstract: In the title compound, C14H19ClN2O, the diazepine ring adopts a boat conformation. The Cl atom of the chloro-acetyl group is trans to the N atom of the diazepine ring. In the crystal, the mol-ecules form chains running along the diagonal of the ac plane through N-H⋯O hydrogen bonds.
authors.affiliation: Centre of Advanced Study in Crystallography and Biophysics, University of Madras, Guindy Campus, Chennai 600 025, India.
authors.forename: V
authors.initials: V
authors.lastname: Thiruselvam
authors.forename: D Deepa
authors.initials: DD
authors.lastname: Rajakumari
authors.forename: A
authors.initials: A
authors.lastname: Akila
authors.forename: S
authors.initials: S
authors.lastname: Ponnuswamy
authors.forename: M N
authors.initials: MN
authors.lastname: Ponnuswamy